'The subjugation of a man to make him do servile work, in all its forms, presupposes that the subjugator has at his disposal the instruments of labour with the help of which alone he is able to employ the person placed in bondage, and in the case of slavery, in addition, the means of subsistence which enable him to keep his slave alive." -Frederick E.
https://youtu.be/2VoOoPc8-G4?t=7110#coup